For SMS messages, you can create, modify, and personalize messages in text format only. You can also preview your SMS messages before they are sent.

The length of an SMS message is restricted to 160 characters if it is in GSM encoding and only 70 characters if it is in Unicode. However, certain special characters can influence the length of the message. For more on this, refer to the
SMS encoding section.

SMS messages can be created from the
Marketing activities
menu, from a campaign, or in a workflow, see
Creating an SMS message.

To deliver SMS messages to a mobile telephone you need:

A
Routing
external account configured on the
Mobile (SMS)
channel with the
Bulk delivery
mode. For more on this, refer to the
Routing section.

A delivery template that is correctly linked to this external account.